package Thread;

public class demo5 {
    public static int count = 0;
    public static void main(String[] args) throws InterruptedException{
        Thread t = new Thread();
        Thread t1 = new Thread(() -> {
           for(int i = 0; i < 50000; i++) {
               //任意一个类型的对象都可以
               synchronized(t) {
                   count++;
               }
           }
        });
        Thread t2 = new Thread(() -> {
            for(int i = 0; i < 50000; i++) {
                synchronized(t) {
                    count++;
                }
            }
        });
//        t1.start();
//        t1.join();
//        t2.start();
//        t2.join();
        t1.start();
        t2.start();
        t1.join();
        t2.join();
        System.out.println(count);
    }
}
